It always helps you if you have potential buyers. I could see the NY domain getting quite a good sum if your potential buyers really show an interest in it. How much could you get? That all depends on whether or not your buyers have the interest and the money to cough up.
PublishRSS.com looks pretty good. It has a decent amount of results in Google. I'm not too sure of a figure but it was well worth the reg fee, definately
I think that I will aggressively market the Sedo listing of SuiteNewYork.com to end-users and let the market decide the cost...if any of them are interested, of course!